Stocks open higher on Wall Street and crude oil prices drop 6% as Mideast tensions cool

Stocks on Wall Street opened higher with the S&P 500 rising 0.8%, the Dow gaining 581 points, and the Nasdaq up 1% as U.S.-Iran tensions eased. Crude oil prices dropped 6-7% following a pause in attacks between the U.S. and Iran, with Brent crude trading at $90 and U.S. benchmark crude at $83.06 per barrel.